Hydroxychloroquine is available as the brand-name drug Plaquenil. Generic drugs usually cost less than the brand-name version. Hydroxychloroquine may be used as part of a combination therapy. Hydroxychloroquine and tonic water Hydroxychloroquine and cancer risk Hydroxychloroquine sulfate lupus Chloroquine diphophate salt Folic acid, vitamin B9, is NOT effective for methotrexate rescue therapy since folic acid requires dihydrofolate reductase for bioactivation and methotrexate inhibits this enzyme. Therefore folic acid should not be used to prevent toxicity of moderate- to high-dose methotrexate therapy. The study is based on folic acid and hydroxychloroquine sulfate the active ingredients of Folic acid and Plaquenil, respectively, and Folic acid and Plaquenil the brand names. Other drugs that have the same active ingredients e.g. generic drugs are not considered. Dosage of drugs is not considered in the study. Summary Drug interactions are reported among people who take Folic acid and Hydroxychloroquine sulfate together. This study is created by eHealthMe based on reports of 1,751 people who take Folic acid and Hydroxychloroquine sulfate from Food and Drug Administration FDA, and is updated regularly. Hydroxychloroquine is used to treat lupus erythematosus and rheumatoid arthritis. It isn’t fully understood how this drug works to treat lupus erythematosus or rheumatoid arthritis. That means you may need to take it with other drugs. It treats malaria by killing the parasites that cause the disease. Folic acid and hydroxychloroquine dosing Benefits Of Taking Folic Acid And Hydroxychloroquine With Methotrexate?, Folic acid and Plaquenil drug interactions - eHealthMe Is chloroquine phosphate malaria medicationPlaquenil long qtPlaquenil 200 generico Folic acid, or folate, is the chemical name for a vitamin also known as vitamin B9 or vitamin M, which doctors prescribe for anemia. Folic acid is one of the eight vitamins in the vitamin-B. Folic Acid Vitamin B9 - Side Effects, Dosage, Interactions.. Folic acid and Hydroxychloroquine sulfate drug interactions - eHealthMe. Folate folic acid - Mayo Clinic. Nov 09, 2018 Hydroxychloroquine is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America. Even a recent meta-analysis on folic acid supplementation with MTX was restricted to the effect of low doses of folic acid ≤7 mg per week. This study, a randomized controlled trial, found no incremental benefit further reduction of toxicity with a higher dose of folic acid 30 mg per week compared to the usual dose 10 mg per week. That means that people who take methotrexate may also need to take folic acid supplements to correct a folate deficiency. Supplemental folic acid may help prevent some methotrexate side effects, according to a May 2013 review of literature published in the Cochrane Database of Systematic Reviews.